#!/bin/bash

# Slackware build script for D tools

# Copyright 2017-2019 Eugene Wissner, Dachau, Germany
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=d-tools
VERSION=${VERSION:-2.100.2}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

DUB_VERSION=${DUB_VERSION:-1.29.0}
DSCANNER_VERSION=${DSCANNER_VERSION:-0.12.2}
DCD_VERSION=${DCD_VERSION:-0.13.6}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
else
  SLKCFLAGS="-O2"
fi

set -e

if [ -z "$DC" ]; then
  DC=$(which dmd)
else
  DC=$(which $DC)
fi

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
mkdir -p $PKG/usr/bin

# Build dub.
cd $TMP
rm -rf dub-$DUB_VERSION
tar xvf $CWD/dub-$DUB_VERSION.tar.gz
cd dub-$DUB_VERSION
chown -R root:root .
chmod -R u+w,go-w,a+rX-st .

case "$DC" in
  *gdc) sh build-gdc.sh
        ;;
     *) dmd -run build.d
        ;;
esac

mv bin/dub $PKG/usr/bin

# Build D tools.
cd $TMP
rm -rf tools-$VERSION
tar xvf $CWD/tools-$VERSION.tar.gz
cd tools-$VERSION
chown -R root:root .
chmod -R u+w,go-w,a+rX-st .

for binary in rdmd ddemangle; do
  echo "Build $binary..."
  case "$DC" in
    *gdc) $DC $SLKCFLAGS -o $PKG/usr/bin/$binary $binary.d
          ;;
       *) $DC -release -od. -of$PKG/usr/bin/$binary $binary.d
          ;;
  esac
done

echo "Build DustMite..."
case "$DC" in
  *gdc) $DC $SLKCFLAGS -o $PKG/usr/bin/dustmite DustMite/*.d
        ;;
     *) $DC -release -od. -of$PKG/usr/bin/dustmite DustMite/*.d
        ;;
esac

# Build D-Scanner.
cd $TMP
rm -rf D-Scanner-$DSCANNER_VERSION
tar xvf $CWD/D-Scanner-$DSCANNER_VERSION.tar.xz
cd D-Scanner-$DSCANNER_VERSION
chown -R root:root .
chmod -R u+w,go-w,a+rX-st .

case "$DC" in
  *gdc) make gdc
        ;;
     *) make all
        ;;
esac
mv bin/dscanner $PKG/usr/bin

# Build DCD.
cd $TMP
rm -rf DCD-$DCD_VERSION
tar xvf $CWD/DCD-$DCD_VERSION.tar.xz
cd DCD-$DCD_VERSION
chown -R root:root .
chmod -R u+w,go-w,a+rX-st .

case "$DC" in
  *gdc) make gdc
        ;;
     *) make dmd
        ;;
esac
mv bin/dcd-{client,server} $PKG/usr/bin

# Copy documentation.
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
